4" STOUT SLIP-ON MUFFLERS
- Massive 4" non-tunable chrome bodies
- Streamlined, internal tapered, black ceramic-coated billet aluminum end caps with recessed fasteners are preinstalled
- Inlets flow better into OEM headpipe as well as SuperTrapp True Dual Headpipes
- Provide a heavy, broad-spread power curve with horsepower and torque gains over stock mufflers
- Minimally (2 dB) louder than stock
- Sold in pairs
- Made in the U.S.A.
DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES.